Results 31 to 40 of about 37,954 (251)

Tumour of the lowest probability

open access: yesJournal of Digestive Endoscopy, 2016
The diagnosis of neuroendocrine tumor, in general, seems to have increased in the recent years, most likely due to better diagnostic modalities. Ampulla represents an uncommon site for the occurrence of neuroendocrine tumor of gastrointestinal tract (0 ...
C. K. Adarsh   +2 more
doaj   +1 more source

Simulation Study of BPPV Fatigability

open access: yesFrontiers in Neurology, 2022
To analyze the mechanism and clinical significance of Benign paroxysmal positional vertigo (BPPV) fatigability and discuss how to eliminate BPPV fatigability.
Xiaokai Yang, Lidan Gao
doaj   +1 more source

A late roman Ampulla with the depiction of Saint Menas from Andriake Church B [PDF]

open access: yesCercetări Arheologice, 2023
This study elaborates on an ampulla found in Church B in Andriake harbor. Church B, one of the six churches in Andriake, was built in the early 5th century AD and was in use until the early 7th century.
Cüneyt Öz
doaj   +1 more source

Increased copulation duration before ejaculate transfer is associated with larger spermatophores, and male genital titillators, across bushcricket taxa [PDF]

open access: yes, 2011
Copulation duration varies considerably across species, but few comparative studies have examined factors that might underlie such variation. We examined the relationship between copulation duration (prior to spermatophore transfer), the complexity of ...
Alcock   +70 more
core   +2 more sources

Response of the bovine oviduct epithelium to sperm binding and proximity: a region-specific proteomic approach using spheroids

open access: yesEuropean Journal of Cell Biology
Following uterine migration, spermatozoa reach the isthmus, where a subpopulation binds to luminal oviduct epithelial cells (OECs) to establish a functional reservoir.
Coline Mahé   +7 more
doaj   +1 more source

Heterobranch sea slugs (Mollusca: Gastropoda) from Ascension Island, South Atlantic Ocean [PDF]

open access: yes, 2017
The small volcanic island of Ascension is situated in the middle of the South Atlantic Ocean, more than 1500 km from the coast of Africa, its nearest continental area. To date, eight 'opisthobranch' species were reported from the island. As a result of a
Bergh   +24 more
core   +1 more source

Signet ring carcinoma of ampulla of vater

open access: yesAdvanced Biomedical Research, 2014
Signet ring carcinoma is a common type of adenocarcinoma of stomach but its occurrence in ampulla of Vater is extremely rare. There are only a few previous reported cases of signet ring carcinoma of ampulla of Vater.
Ardeshir Talebi   +4 more
doaj   +1 more source

Anti epidermal growth factor receptor therapy in small bowel adenocarcinoma [PDF]

open access: yes, 2018
Rationale:Small bowel adenocarcinoma (SBA) is an uncommon gastrointestinal cancer, thus limited data about treatment for advanced disease are available.
Anselmi, Elisabetta   +4 more
core   +1 more source

An Ampulla of Saint Menas from Dara (Anastasiopolis)

open access: yesArt-Sanat
Ampullae are small flasks produced from different materials during the Late Antiquity and were generally produced in centers considered sacred for Christians.
Hüseyin Metin
doaj   +1 more source

Expression of follicle-stimulating hormone, luteotropic hormone, estrogen and progesterone receptors in ovary, oviduct and endometrium after estrus induction in ewe [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi, 2019
Induction of estrus is an effective management tool for increasing the pregnancy rate in ewes, and there is a long estrus interval after lambing in spring in Small-tail Han ewe.
Ling YANG   +6 more
doaj   +1 more source

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